#B2233A#B2233A

#B2233A is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.177 H 18.5°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#B2233A
RGB	rgb(178, 35, 58)
HSL	hsl(350, 67%, 42%)
HSV	hsv(350, 80%, 70%)
CMYK	cmyk(0%, 80.3%, 67.4%, 30.2%)
CIE-LAB	lab(39.54, 56.64, 23.75)
CIE-LCH	lch(39.54, 61.42, 22.75°)
OKLab	oklab(50.09% 0.168 0.0561)
OKLCH	oklch(50.09% 0.177 18.5)
XYZ	xyz(19.7271, 10.9756, 5.0819)
Luminance	0.1097 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2233A #23B29B

analogous

#B22382 #B2233A #B25423

triadic

#B2233A #3AB223 #233AB2

tetradic

#B2233A #82B223 #23B29B #5423B2

square

#B2233A #82B223 #23B29B #5423B2

split-complementary

#B2233A #23B254 #2382B2

monochromatic

#4C0F19 #7F1929 #B2233A #D83A53 #E26D80

Accessibility & contrast

On white

6.57

#B2233A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B2233A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2233A

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2233A	#FFFFFF	#000000	##FFFFFF
##B2233A	1.00	6.57	3.19	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A3A

Deuteranopia (green-blind)

#726836

Tritanopia (blue-blind)

#C4002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b2233a;
/* rgb */ color: rgb(178, 35, 58);
/* oklch */ color: oklch(50.1% 0.177 18.5);

Tailwind

colors: {
  custom: {
    50: '#d16d70',
    500: '#b2233a',
    950: '#000000',
  },
}

SCSS

$custom: #b2233a;
$custom-light: #d16d70;
$custom-dark: #000000;

JSON

{
  "hex": "#b2233a",
  "rgb": {
    "r": 178,
    "g": 35,
    "b": 58
  },
  "hsl": {
    "h": 350.35,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.50093,
    "c": 0.17709,
    "h": 18.5
  },
  "luminance": 0.10973
}

Semantic roles & 50–950 ramp

primary

#B2233A

secondary

#68C9B9

accent

#EACE3E

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B2233A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →